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From: "ubizjak at gmail dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug regression/31383] ICE with -O2 -ftree-vectorize (regression) Date: Wed, 28 Mar 2007 11:45:00 -0000 [thread overview] Message-ID: <20070328114513.19719.qmail@sourceware.org> (raw) In-Reply-To: <bug-31383-14038@http.gcc.gnu.org/bugzilla/> ------- Comment #1 from ubizjak at gmail dot com 2007-03-28 12:45 ------- Confirmed on i686-pc-linux-gnu with -O2 -msse2 -ftree-vectorize. Backtrace: #0 fancy_abort (file=0x871dab0 "../../gcc-svn/trunk/gcc/tree-data-ref.c", line=2072, function=0x871eed6 "affine_function_equal_p") at ../../gcc-svn/trunk/gcc/diagnostic.c:655 #1 0x083167cd in common_affine_function (cf=0xa1f51c0) at ../../gcc-svn/trunk/gcc/tree-data-ref.c:2072 #2 0x08316818 in compute_subscript_distance (ddr=0xa1bcd78) at ../../gcc-svn/trunk/gcc/tree-data-ref.c:2212 #3 0x08324749 in subscript_dependence_tester (ddr=0xa1bcd78) at ../../gcc-svn/trunk/gcc/tree-data-ref.c:4158 #4 0x083261ce in compute_data_dependences_for_loop (loop=0xa1eb0c0, compute_self_and_read_read_dependences=1 '\001', datarefs=0xa1e7184, dependence_relations=0xa1e7188) at ../../gcc-svn/trunk/gcc/tree-data-ref.c:4782 #5 0x08663096 in vect_analyze_loop (loop=0xa1eb0c0) at ../../gcc-svn/trunk/gcc/tree-vect-analyze.c:1985 #6 0x0841eab4 in vectorize_loops () at ../../gcc-svn/trunk/gcc/tree-vectorizer.c:2222 -- ubizjak at gmail dot com changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Ever Confirmed|0 |1 Last reconfirmed|0000-00-00 00:00:00 |2007-03-28 12:45:13 date| | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31383
next prev parent reply other threads:[~2007-03-28 11:45 UTC|newest] Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top 2007-03-28 9:15 [Bug regression/31383] New: " jellby at yahoo dot com 2007-03-28 11:45 ` ubizjak at gmail dot com [this message] 2007-03-29 13:29 ` [Bug tree-optimization/31383] " rakdver at gcc dot gnu dot org 2007-03-30 9:37 ` rakdver at gcc dot gnu dot org 2007-03-30 17:41 ` [Bug tree-optimization/31383] [4.3 Regression] " pinskia at gcc dot gnu dot org
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